Burrowing pet bed



FIG. 1 is a perspective view of the burrowing pet bed showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right elevation view thereof;

FIG. 5 is a left elevation view thereof;

FIG. 6 is a front elevation view thereof; and,

FIG. 7 is a rear elevation view thereof.

Broken lines represent stitching and form part of the claimed design. 

CLAIM The ornamental design for a burrowing pet bed, as shown and described. 